Definition of suspend. 1  transitive verb. 2  1 : to debar temporarily especially from a privilege, office, or function suspend a student from school. 3  2a : to cause to stop temporarily suspend bus serviceb : to set aside or make temporarily inoperative suspend the rules. 4  3 : to defer to a later time on specified conditions suspend sentence.
The range of an int data type is -2,147,483,648 to 2,147,483,647. Smallint represents an integer value that can be stored in 2 bytes. 2^(n-1) is the formula to find the maximum of a Smallint data type. In the preceding formula N is the size of the data type. The ^ operator calculates the power of the value.
Above code can add only numbers in range of integers(4 bytes), if you wish to add very large numbers then you can use BigInteger class. Code to add very large numbers: In our code we create two objects of BigInteger class in java.math package.